The low-friction film consists of riblets measuring about 50 micrometers that imitate the properties of sharkskin and allow air to flow more smoothly over...
The Vietnam Records Organization has formally proposed to the World Records Institute (WorldMark) and the USA Records Organization (USKings) beginning the Journey to nominate TOP...
Lhasa is the urban center of the prefecture-level Lhasa City and the administrative capital of the Tibet Autonomous Region in southwest China. Lhasa is...
Mira d'Aire, also known as Moinhos Velhos Cave, is one of the most important cave systems known in the Portuguese Estremadura Limestone Massif, with...
